31c87ae7f42ae79b792f5c0d767047cb5cee81e03c1214b9e45649e81c366f88

Analysis

max time kernel
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
31/07/2026, 02:37

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General

Target
Optimizar PC - Mejor Rendimiento.bat
Size 41KB
Sample260731-c4mtksbd99
SHA256 31c87ae7f42ae79b792f5c0d767047cb5cee81e03c1214b9e45649e81c366f88
MD5 aa61f9b51b4f5902f3ce5072a39b7ce0
SHA1 07dd943fb88e5e916db3c0485c4da7951ed3a168
SHA512 372776497c7ce1f66f1f6ec11f49cf2cdcbe8ad12bfd9be2c01ba875f59636aba0ad4eab6959d408d27d7909d10cb06637bb493520d9e5fa16e3d68ebf81eea0
SSDEEP 384:x48TBQy/XGkFGCxc6ku7o3x6EK1IPTYGjpFSN8GZ2SuBfkcgz3AfVXwHzfYu91ZP:zdoBxK1IDtxK1I70H9
TLSH
T1891388127C1988178E72FB10DD9B6EE3FB2583E2240277A87165779A2076B43C1EF1D9
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

execution

Malware Config

Signatures

Executes a command shell one-liner 1 TTPs 1 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
5000	cmd.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5000 wrote to memory of 4828	5000	cmd.exe	89

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Optimizar PC - Mejor Rendimiento.bat"
1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:5000
- C:\Windows\system32\cacls.exe
  "C:\Windows\system32\cacls.exe" "C:\Windows\system32\config\system"
  2⤵
  PID:4828

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads